#include "airplane.h"
#include "ui_airplane.h"
#include<qrect.h>
#include<setting.h>
#include"QIcon"
#include<QPainter>
#include<QMouseEvent>
Airplane::Airplane(QWidget *parent)
    : QWidget(parent)
{
    //调用初始化场景
    initScene();

    //启动游戏
    playGame();
}

Airplane::~Airplane()
{

}

void Airplane::initScene()
{
   //设置窗口固定尺寸
    setFixedSize(GAME_WIDTH,GAME_HEIGHT);

    //设置标题
    setWindowTitle(GAME_TITLE);

    //加载图标
    setWindowIcon(QIcon(":/myimage/images/hero.png"));

    //定时器设置
    m_Timer.setInterval(GAME_RATE);
}
void Airplane::playGame(){
    //启动计时器
    m_Timer.start();

    //监听定时器发送的信号
    connect(&m_Timer,&QTimer::timeout,[=](){
        //更新游戏中元素的坐标
        updatePosition();
        //绘制到屏幕中
        update();
    });
}
void Airplane::updatePosition(){
    //更新地图坐标
    m_map.mapPosition();
}
void Airplane::paintEvent(QPaintEvent *){
    QPainter painter(this);

    //绘制地图
    painter.drawPixmap(0,m_map.m_map1_posY,m_map.m_map1);
    painter.drawPixmap(0,m_map.m_map2_posY,m_map.m_map2);

    //绘制英雄飞机
    painter.drawPixmap(m_hero.m_X,m_hero.m_Y,m_hero.m_Plane);
}
void Airplane::mouseMoveEvent(QMouseEvent *event){
    int x=event->x()-m_hero.m_Rect.width()*0.5;
    int y=event->y()-m_hero.m_Rect.height()*0.5;

    //边界检测
    if(x<=0){
        x=0;
    }
    if(x>=GAME_WIDTH-m_hero.m_Rect.width()){
        x=GAME_WIDTH-m_hero.m_Rect.width();
    }
    if(y<=0){
        y=0;
    }
    if(y>=GAME_HEIGHT-m_hero.m_Rect.height()){
        y=GAME_HEIGHT-m_hero.m_Rect.height();
    }

    m_hero.setPosition(x,y);
}
